package com.zf.bytecode;

/**
 * @author Zhou Feng
 */
public class TestVolatile {
    private static long a = 1;

    public static void main(String[] args) {
        synchronized (TestVolatile.class) {
            System.out.println(a);
        }

        String b = "23";
        String c = new String("32");
        System.out.println(b + c);
    }
}
